# Copyright (c) 2020, Riverbank Computing Limited
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
# 1. Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
# 
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.


import argparse
import sys


def main():
    """ The entry point for the setuptools generated pyqtdeploy wrapper. """

    # Parse the command line.
    parser = argparse.ArgumentParser()
    parser.add_argument('project', help="the project to edit", nargs='?')
    args = parser.parse_args()

    from PyQt5.QtWidgets import QApplication

    from . import Project, UserException
    from .gui import handle_user_exception, ProjectGUI

    def excepthook(exc_type, exc_value, exc_tb):
        if isinstance(exc_value, UserException):
            handle_user_exception(exc_value, 'pyqtdeploy')
        else:
            import traceback

            tb = ''.join(
                    traceback.format_exception(exc_type, exc_value, exc_tb))

            print(tb)

            QApplication.exit(1)

    app = QApplication(sys.argv, applicationName='pyqtdeploy',
                organizationDomain='riverbankcomputing.com',
                organizationName='Riverbank Computing')

    if args.project is None:
        project = Project()
    else:
        project = ProjectGUI.load(args.project)
        if project is None:
            return 1

    try:
        gui = ProjectGUI(project)
    except UserException as e:
        handle_user_exception(e, 'pyqtdeploy')
        return 1

    sys.excepthook = excepthook
    gui.show()

    return app.exec()
